Add TODOs to convert from video-test.js to testharness.js

third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html

Index: third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html
diff --git a/third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html b/third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html
index 0b94c361cc73eea1dc717c19dada771b7210d1f3..7c8ad83ff884d5b09e388a1fc56c00f4220dc865 100644
--- a/third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html
+++ b/third_party/WebKit/LayoutTests/media/track/track-webvtt-tc006-cue-identifiers.html
@@ -4,11 +4,13 @@
         <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 
         <script src=../media-file.js></script>
+        <!-- TODO(philipj): Convert test to testharness.js. crbug.com/588956
+             (Please avoid writing new tests using video-test.js) -->
         <script src=../video-test.js></script>
-        <script>            
+        <script>
 
             numberOfTrackTests = 2;
-            
+
             function trackLoaded()
             {
                 numberOfTracksLoaded++;
@@ -17,12 +19,12 @@
                     testTrack1();
                 }
             }
-            
+
             function testTrack0()
             {
                 findMediaElement();
-                
-                var expected = 
+
+                var expected =
                 {
                     length : 4,
                     tests:
@@ -53,7 +55,7 @@
             function testTrack1()
             {
                 findMediaElement();
-                var expected = 
+                var expected =
                 {
                     length : 0,
                     tests:
@@ -72,4 +74,4 @@
             <track src="captions-webvtt/tc006-cue-id-error.vtt" onload="trackLoaded()">
         </video>
     </body>
-</html>
+</html>